| Doubles | |
|---|---|
| 2021 Engie Open Nantes Atlantique | |
| Champions |  Samantha Murray Sharan  Jessika Ponchet |
| Runners-up | Alicia Barnett Olivia Nicholls |
| Score | 6–4, 6–2 |
Akgul Amanmuradova and Ekaterine Gorgodze were the defending champions [1] but chose not to participate.
Samantha Murray Sharan and Jessika Ponchet won the title, defeating Alicia Barnett and Olivia Nicholls in the final, 6–4, 6–2.
Oksana Kalashnikova / 
Miyu Kato (first round) Eri Hozumi / 
Ekaterina Yashina (semifinals)
Emina Bektas / Tara Moore (quarterfinals, retired) Samantha Murray Sharan / Jessika Ponchet (champions)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | O Kalashnikova M Kato | 6 | 4 | [8] | |||||||||||||||||||||||
| A Barnett O Nicholls | 2 | 6 | [10] | A Barnett O Nicholls | 6 | 4 | [12] | ||||||||||||||||||||
| WC | I Ekani L Tholey | 2 | 2 |  I Haverlag  J Mikulskytė | 3 | 6 | [10] | ||||||||||||||||||||
| I Haverlag J Mikulskytė | 6 | 6 | A Barnett O Nicholls | 6 | 6 | ||||||||||||||||||||||
| 3 | E Bektas T Moore | 6 | 6 | Alt |  D Marcinkēviča D Vismane | 3 | 2 | ||||||||||||||||||||
| A Gabueva E Webley-Smith | 2 | 2 | 3 | E Bektas T Moore | 3r | ||||||||||||||||||||||
| Alt | D Marcinkēviča D Vismane | 7 | 6 | Alt | D Marcinkēviča D Vismane | 0 | |||||||||||||||||||||
| WC | E Andreeva C Monnet | 5 | 3 | A Barnett O Nicholls | 4 | 2 | |||||||||||||||||||||
| WC | C Noël M Noël | 6 | 6 | 4 | S Murray Sharan J Ponchet | 6 | 6 | ||||||||||||||||||||
| E Mazzoni J Mazzoni | 0 | 2 | WC | C Noël M Noël | |||||||||||||||||||||||
 T Morderger Y Morderger | 1 | 0r | 4 | S Murray Sharan J Ponchet | w/o | ||||||||||||||||||||||
| 4 | S Murray Sharan J Ponchet | 6 | 3 | 4 | S Murray Sharan J Ponchet | 6 | 7 | ||||||||||||||||||||
 A Raina K Thandi | 2 | 5 | 2 | E Hozumi E Yashina | 3 | 5 | |||||||||||||||||||||
| SB Grey E Silva | 6 | 7 | SB Grey E Silva | 1 | 3 | ||||||||||||||||||||||
 K Bejenaru V Muntean | 2 | 1 | 2 | E Hozumi E Yashina | 6 | 6 | |||||||||||||||||||||
| 2 | E Hozumi E Yashina | 6 | 6 | ||||||||||||||||||||||||
Hayley Carter and Ena Shibahara were the defending champions, but chose not to participate.
Katherine Sebov was the defending champion, but chose not to participate.
Sharon Fichman and Maria Sanchez were the defending champions, but chose not to participate.
Robin Anderson and Jessika Ponchet were the defending champions when the event was held as an ITF W60 event in 2019, but Ponchet was unable to participate due to insufficient ranking. Anderson played alongside Erin Routliffe but lost in the first round to Kaitlyn Christian and Giuliana Olmos.
Martina Di Giuseppe and Giulia Gatto-Monticone were the defending champions having won the previous edition in 2019, but chose not to participate.
Jessika Ponchet and Isabella Shinikova were the defending champions but Shinikova chose to compete at the 2021 BGL Luxembourg Open instead. Ponchet partnered alongside Eden Silva, but lost in the semifinals to Momoko Kobori and Hiroko Kuwata.
Amandine Hesse and Harmony Tan were the defending champions but Tan chose not to participate. Hesse partnered alongside Jessika Ponchet, but lost in the first round to Flavie Brugnone and Lucie Wargnier.
Jessika Ponchet and Eden Silva were the defending champions but Ponchet chose to compete at the 2021 Internationaux Féminins de la Vienne instead.
The 2021 Engie Open Nantes Atlantique was a professional women's tennis tournament played on indoor hard courts. It was the seventeenth edition of the tournament which was part of the 2021 ITF Women's World Tennis Tour. It took place in Nantes, France between 1 and 7 November 2021.
Georgina García Pérez and Sara Sorribes Tormo were the reigning champions, but chose not to participate.
Cara Black and Arina Rodionova were the defending champions, having won the previous edition in 2012. However Black retired from professional tennis in 2015 and Rodionova chose to compete at the 2022 Melbourne Summer Set instead.
Lu Jiajing and You Xiaodi were the defending champions but chose not to participate.
Caroline Garcia and Kristina Mladenovic defeated Coco Gauff and Jessica Pegula in the final, 2–6, 6–3, 6–2 to win the women's doubles tennis title at the 2022 French Open. It was their second French Open title as a team. Mladenovic extended her winning streak at the event to 18 consecutive match wins and three titles, having last lost in the quarterfinals of the 2018 tournament.
Rebeka Masarova was the defending champion but chose to compete at the 2022 Internazionali Femminili di Palermo instead.
Anastasia Potapova and Yana Sizikova defeated Angelina Gabueva and Anastasia Zakharova in the final, 6–3, 6–4 to win the doubles tennis title at the 2022 Prague Open.
Mariam Bolkvadze and Samantha Murray Sharan were the defending champions but chose not to participate.
Arina Rodionova and Yanina Wickmayer were the defending champions but they chose not to participate.
Samantha Murray Sharan and Jessika Ponchet were the defending champions but chose not to participate.
Monica Niculescu and Vera Zvonareva were the defending champions, but Zvonareva chose not to participate. Niculescu partnered Ana Bogdan, but lost in the first round to Jessika Ponchet and Renata Voráčová.
Miriam Kolodziejová and Markéta Vondroušová are the defending champions but chose not to participate.